import java.util.Arrays;

public class App {
    public static void main(String[] args) throws Exception {
        System.out.println(Season.AUTUMN == Season.AUTUMN);
        System.out.println(Season.SPRING.ordinal());
        System.out.println(Season.AUTUMN.compareTo(Season.SPRING));
        System.out.println(Arrays.toString(Season.values()));
        System.out.println(Season.SPRING == Season.values()[0]);
        switch (Season.SPRING) {
            case SPRING:
                System.out.println("spring");
                break;
            case SUMMER:
                System.out.println("summer");
                break;
            default:
                break;
        }
    }
}
